It’s still referring to the god they believe in so they’re keeping it as a proper noun. I still don’t know that it is the correct way to write it, but that is the best way I could explain it. Hope it helps.

Store is a place to buy different products. Storage is where you keep your own items, normally separate from your house. It's a place for extra things, normally.

Counter or kitchen counter or countertop. That's the first thing that comes to my mind.

5.12 Wenchuan earthquake

Today is the Anniversary of the 5.12 earthquake. Nine years ago today there was an earthquake that happened in my hometown,Sichuan province,China.
The earthquake destroyed nearly everything in Wenchuan county Sichuan province. It was terrible.
No words can describe the scene that I witnessed. Lots of people were injured even dead. And thousands of children became orphans, There were collapsed buldings everywhere.......
I will never forget how I escaped from the shaking bulding. I will never forget that day.

As a native speaker and English teacher I can't think of any real difference in the phrases. 

A couple of minor things: "1 in 10 children" "...world's child labourers" "More than half..."